📋 NOTAM Summary
6
Total Active
0
Critical
0
Runway
2
NavAid
📡
2 active
Navigation Aids
QICCT
NOTAM: A0959/26 |
Q-Code: QICCT |
Priority: 5
AD NOTAM
Airport/Aerodrome
EPGD
UPCOMING (156h)
Effective From
May 21, 2026 06:00 UTC
Expires
May 21, 2026 14:00 UTC
NOTAM Description
ILS AND DME IGDA OPERATING ON TEST DUE TO MAINT. DO NOT USE.
QNMAS
NOTAM: A0954/26 |
Q-Code: QNMAS |
Priority: 5
AD NOTAM
Airport/Aerodrome
EPGD
UPCOMING (13h)
Effective From
May 15, 2026 07:00 UTC
Expires
May 15, 2026 14:00 UTC
NOTAM Description
DVOR/DME GZD FREQ 116.100MHZ/CH108X U/S DUE TO MAINT.
ℹ️
4 active
General Information
QMPTT
NOTAM: A0805/26 |
Q-Code: QMPTT |
Priority: 5
AD NOTAM
Airport/Aerodrome
EPGD
ACTIVE
NEW
Effective From
May 14, 2026 00:00 UTC
Expires
May 27, 2026 23:59 UTC
NOTAM Description
TRIGGER NOTAM - AIRAC SUP 77/26 (AD 2 EPGD)
WEF 14 MAY 2026 TILL 25 NOV 2026.
- TESTING OF SAFEDOCK FLEX AUTOMATIC DOCKING GUIDANCE SYSTEM ON
AIRCRAFT STANDS NO 20-28 AT GDANSK IM LECHA WALESY (EPGD) AERODROME.
QSBLC
NOTAM: A0782/26 |
Q-Code: QSBLC |
Priority: 5
AD NOTAM
Airport/Aerodrome
EPGD
Effective From
Apr 7, 2026 17:00 UTC
Expires
Apr 29, 2026 05:00 UTC
NOTAM Description
ARO CLSD.
QWPLW
NOTAM: F1182/26 |
Q-Code: QWPLW |
Priority: 5
FIR NOTAM
Flight Information Region
EPPR
11.2 nm
ACTIVE
Effective From
Mar 1, 2026 07:00 UTC
Expires
May 31, 2026 18:00 UTC
NOTAM Description
NAWIGATION WARNING - PJE PRUSZCZ GDANSKI.
LATERAL LIMITS:
CIRCLE RADIUS 3NM CENTERED ON POINT 541415N 0183959E
VERTICAL LIMITS:
GND-FL145
CONTACT: +48 586 823 437.
QMXLC
NOTAM: F1237/26 |
Q-Code: QMXLC |
Priority: 5
FIR NOTAM
Flight Information Region
EPOK
12.5 nm
ACTIVE
Effective From
Feb 27, 2026 10:00 UTC
Expires
May 28, 2026 13:00 UTC
NOTAM Description
TWY B2 CLSD.
Obstacle - crane/equipment
NOTAM: D4513/24 |
Airport: EPWW |
Distance: 178 nm |
Priority: 5
REF AIP ENR POLAND 5.4
NEW AERONAUTICAL OBSTACLE - WIND POWER STATION - LAZISKO.
PSN 513236N 0195724E,
HGT: 509FT AGL/1099FT AMSL.
DAY MARKINGS PROVIDED.
Effective:
Jul 22, 2024 18:51 UTC
Until:
Further Notice
QMRXX
NOTAM: G1519/25 |
Airport: EPRP |
Distance: 198.5 nm |
Priority: 5
REF AIP VFR SUP 15/25 (RWY 17/35 AT PIASTOW K/RADOMIA
(EPRP)AERODROME WITHDRAWN FROM USE) - SUP WITHDRAWN.
Effective:
Dec 9, 2025 13:50 UTC
Until:
Further Notice
Aerodrome facilities
NOTAM: G1543/25 |
Airport: EPMR |
Distance: 213.9 nm |
Priority: 5
REF AIP VFR POLAND EPMR AD 4.2.4:
READ:
AERODROME AVAILABLE FOR PUBLIC USE - NOT SUBJECT TO CERTIFICATION
(SEE VFR AD.1.1)
INSTEAD OF:
AERODROME AVAILABLE FOR EXCLUSIVE USE (SEE VFR AD 1.1).
Effective:
Dec 15, 2025 00:00 UTC
Until:
Further Notice
Obstacle - crane/equipment
NOTAM: D8673/25 |
Airport: EPWW |
Distance: 158.9 nm |
Priority: 5
REF AIP IFR ENR 5.4.
NEW OBSTACLE - WIND POWER STATION,
PSN: 520053.24N 0162741.00E - POPOWO STARE,
ID: 03558-2025-01,
HGT: 491.47FT AGL/834.97FT AMSL.
LIGHTING AND MARKINGS: LIM FLG/R.
Effective:
Dec 16, 2025 13:42 UTC
Until:
Further Notice
Obstacle - crane/equipment
NOTAM: D8806/25 |
Airport: EPWW |
Distance: 155.9 nm |
Priority: 5
REF AIP IFR ENR 5.4.
NEW OBSTACLES - 3 WIND POWER STATIONS,
PSN: CIRCLE RADIUS 1NM CENTRED ON CENTRAL OBST
540132.96N 0225150.12E, ID: 01144-2025-02, HGT MAX: 558FT AGL/1137FT
AMSL. LIGHTING AND MARKINGS PROVIDED.
Effective:
Dec 23, 2025 07:51 UTC
Until:
Further Notice
Aerodrome facilities
NOTAM: C0093/26 |
Airport: EPWW |
Distance: 141.6 nm |
Priority: 5
REF AIP POLAND GEN 4.2.
FROM 01012026 THE FOLLOWING CHANGES ARE INTRODUCED:
IN ACCORDANCE WITH THE DECISION OF THE PRESIDENT OF THE CIVIL
AVIATION OFFICE NO LER-7.5181.17.2025.ULC.9 DATED 19122025. UNIT
RATES APPLIED TO FEES FOR TERMINAL NAVIGATION SERVICES PROVIDED FROM
01012026 BY THE POLISH AIR NAVIGATION AGENCY WILL BE:
1. 821.98 PLN FOR WARSAW CHOPIN AIRPORT (EPWA),
2. 1 264.02 PLN FOR:
- GDANSK IM. LECHA WALESY (EPGD) ,
- KRAKOW - BALICE (EPKK),
- BYDGOSZCZ (EPBY),
- KATOWICE - PYRZOWICE (EPKT),
- LOTNISKO WARSZAWA - RADOM (EPRA),
- LUBLIN (EPLB),
- LODZ (EPLL),
- OLSZTYN - MAZURY (EPSY),
- POZNAN - LAWICA (EPPO),
- RZESZOW - JASIONKA (EPRZ),
- SZCZECIN - GOLENIOW (EPSC),
- WARSZAWA/MODLIN (EPMO),
- WROCLAW - STRACHOWICE (EPWR),
- ZIELONA GORA - BABIMOST (EPZG) .
Effective:
Jan 28, 2026 13:36 UTC
Until:
Further Notice
Aerodrome facilities
NOTAM: C0094/26 |
Airport: EPWW |
Distance: 141.6 nm |
Priority: 5
REF AIP POLAND GEN 4.2.
THE FOLLOWING CHANGES WILL BE IMPLEMENTED WITH EFFECT FROM 20260101:
1. IN ACCORDANCE WITH THE DECISION OF THE ENLARGED COMMITTEE
OF EUROCONTROL NO 25/185 DATED 20251127 THE UNIT RATE WHICH
EQUALS TO EUR 98.39 AND THE EXCHANGE RATE WHICH EQUALS
TO 1 EUR = 4.25499 PLN WERE APPROVED FOR ROUTE SERVICES
PROVIDED BY POLISH AIR NAVIGATION SERVICES AGENCY BEGINNING
FROM 20260101.
2. IN ACCORDANCE WITH THE DECISION OF THE ENLARGED COMMITTEE
OF EUROCONTROL NO 25/186 DATED 20251127 THE NEW RATE OF INTEREST ON
LATE PAYMENT OF ROUTE CHARGES WILL BE 12.38PCT PER ANNUM.
Effective:
Jan 28, 2026 13:41 UTC
Until:
Further Notice
QPIXX
NOTAM: F0761/26 |
Airport: EPLY |
Distance: 144.9 nm |
Priority: 5
REF AIP POLAND AIRAC AMDT 02/26 WEF 19 FEB 2026 (IN DISTRIBUTION)
AND AMDT 03/26 WEF 19 MAR 2026 (IN DISTRIBUTION):
EPLY AD 4.24 AERONAUTICAL CHARTS RELATED TO AN AERODROME
EPLY 12-1
SHOULD BE:
EPLY - INSTRUMENT APPROACH CHART - ICAO (NDB) RWY 28 (CAT A,B,C,H)
INSTEAD OF:
EPLY - INSTRUMENT APPROACH CHART - ICAO (NDB) RWY 28 (CAT A,B,C)
EPLY 12-3
SHOULD BE:
EPLY - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 10 (CAT A)
INSTEAD OF:
EPLY - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 10 (CAT A,B,C,D)
EPLY 12-7
SHOULD BE:
EPLY - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 28 (CAT A,B,C)
INSTEAD OF:
EPLY - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 28 (CAT A,B,C,D)
EPLY 12-11
SHOULD BE:
EPLY - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 10 (CAT A,H)
INSTEAD OF:
EPLY - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 10 (CAT A,B,C)
EPLY 12-13
SHOULD BE:
EPLY - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 28 (CAT A,B,C,H)
INSTEAD OF:
EPLY - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 28 (CAT A,B,C).
Effective:
Feb 6, 2026 11:48 UTC
Until:
Further Notice
QPIXX
NOTAM: F0763/26 |
Airport: EPTM |
Distance: 177.8 nm |
Priority: 5
REF AIP POLAND AIRAC AMDT 02/26 WEF 19 FEB 2026 (IN DISTRIBUTION)
AND AMDT 03/26 WEF 19 MAR 2026 (IN DISTRIBUTION):
EPTM AD 4.24 AERONAUTICAL CHARTS RELATED TO AN AERODROME
EPTM 12-1
SHOULD BE:
EPTM - INSTRUMENT APPROACH CHART - ICAO (NDB) RWY 29 (CAT A,H)
INSTEAD OF:
EPTM - INSTRUMENT APPROACH CHART - ICAO (NDB) RWY 29 (CAT A,B,C,H)
EPTM 12-3
SHOULD BE:
EPTM - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 11 (CAT A,H)
INSTEAD OF:
EPTM - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 11 (CAT A,B,C,H)
EPTM 12-5
SHOULD BE:
EPTM - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 29 (CAT A,H)
INSTEAD OF:
EPTM - INSTRUMENT APPROACH CHART - ICAO (TACAN) RWY 29 (CAT A,B,C,H)
EPTM 12-7
SHOULD BE:
EPTM - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 11 (CAT A)
INSTEAD OF:
EPTM - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 11 (CAT A,B,C)
EPTM 12-9
SHOULD BE:
EPTM - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 29 (CAT A)
INSTEAD OF:
EPTM - INSTRUMENT APPROACH CHART - ICAO (PAR) RWY 29 (CAT A,B,C).
Effective:
Feb 6, 2026 11:53 UTC
Until:
Further Notice
Obstacle - crane/equipment
NOTAM: D0627/26 |
Airport: EPWW |
Distance: 208.1 nm |
Priority: 5
REF AIP IFR ENR 5.4.
NEW OBSTACLE - MEASURING MAST (MILKOWICE) - GNIEWOMIROWICE
PSN: 511422,24N 0160325,23E, ID: 04140-2026-01, HGT: 460,96FT AGL/
899,61FT AMSL. LIGHTING (LIM FLG/R, LIL F/R, R/7S)AND MARKINGS
PROVIDED.
Effective:
Feb 8, 2026 00:00 UTC
Until:
Further Notice
QPOCH
NOTAM: B0907/26 |
Airport: EPPW |
Distance: 121.8 nm |
Priority: 5
CHANGE IN PROCEDURE MINIMA
NDB RWY 10R MIL AIP POLAND PAGE MIL AD4 EPPW 12-9
- CHG OF OCA(OCH)VALUES FOR STRAIGHT-IN:
ALL CAT FM 995(610) TO 1304(940)
- CHG OF CIRCLING (OCA AAL):
CAT A FM 995 (610) TO 1325 (940) CAT B FM 995 (610) TO 1325 (940) CAT
C FM 1215 (830) TO 1325 (940) CAT D FM 1215(830) TO 1325 (940).
Effective:
Feb 11, 2026 08:38 UTC
Until:
Further Notice
Obstacle - crane/equipment
NOTAM: D0849/26 |
Airport: EPWW |
Distance: 182.9 nm |
Priority: 5
NEW AERONAUTICAL OBSTACLE - MEASURING MAST KLOPOTY-PATRY:
523121N 0225031E, HGT 402FTAGL/990FT AMSL. ID 04205-2026-01.
Effective:
Feb 11, 2026 09:33 UTC
Until:
Further Notice
QATXX
NOTAM: E0579/26 |
Airport: EPLB |
Distance: 243.3 nm |
Priority: 5
MULTIPLE OPERATIONS OF TRAINING FLIGHTS (CIRCLING, APCH)
PERFORMED IN CTR/TMA EPLB AVBL PRIOR NOTICE VIA WEBSITE:
APP.AIRNAUTIC.EU.
Effective:
Feb 15, 2026 10:19 UTC
Until:
May 15, 2026 23:59 UTC
QOLAS
NOTAM: A0333/26 |
Airport: EPWA |
Distance: 158.2 nm |
Priority: 5
NIGHT MARKINGS ON POLE U/S:
521214.81N 0205727.18E, OBST LOCATED 2449M BEFORE THR15 ALONG RCL
AND 1444M LEFT FM RCL WHEN APPROACHING RWY 15. ID:WA076-2025-76.
HGT: 29FT AGL/527FT AMSL.
Effective:
Feb 16, 2026 07:00 UTC
Until:
May 16, 2026 23:59 UTC
Obstacle - crane/equipment
NOTAM: G0305/26 |
Airport: EPKM |
Distance: 248.6 nm |
Priority: 5
TEMPORARY OBSTACLES- CRANES
1. 501418.45N 0190436.73E, HGT 230FT AGL/1138FT AMSL,
2. 501420.27N 0190441.22E, HGT 230FT AGL/1139FT AMSL,
3. 501416.93N 0190440.28E, HGT 230FT AGL/1135FT AMSL,
4. 501414.66N 0190437.34E, HGT 230FT AGL/1136FT AMSL,
5. 501416.07N 0190432.34E, HGT 230FT AGL/1137FT AMSL LOCATED
1830M BEFORE THR 23R AND 2000M FM RCL RWY 05L/23R. DAY AND NIGHT
MARKINGS PROVIDED.
Effective:
Feb 16, 2026 12:13 UTC
Until:
May 14, 2026 23:00 UTC
QOLAS
NOTAM: D0977/26 |
Airport: EPWW |
Distance: 49 nm |
Priority: 5
OBSTACLES LIGHTS ON GROUP OF OBSTACLES - 76 SEA WIND POWER
STATIONS - BALTIC POWER U/S.
OBST LOCATED IN A CIRCLE RADIUS 5.39NM CENTERED ON POINT
550249.70N 0174008.79E, ID: 02762-2025-(01-76),
HGT 848FT AGL/848FT AMSL.
Effective:
Feb 17, 2026 06:05 UTC
Until:
May 18, 2026 23:59 UTC
Obstacle - crane/equipment
NOTAM: B1031/26 |
Airport: EPSN |
Distance: 99.4 nm |
Priority: 5
CONCRETE SILO PSN:534656N 0155103E, LOCATED 858M BEFORE THR29
ALONG
RCL AND 270M LEFT FM RCL WHEN APPROACHING RWY29. HGT 100FT AGL/420FT
AMSL. OBSTACLE LGT NOT PROVIDED.
Effective:
Feb 17, 2026 07:30 UTC
Until:
May 17, 2026 11:00 UTC
Obstacle - crane/equipment
NOTAM: B1032/26 |
Airport: EPSN |
Distance: 98.8 nm |
Priority: 5
CONCRETE SILO PSN: 534651N 0155108E, LOCATED 950M BEFORE THR29
ALONG
RCL AND 320M LEFT FM RCL WHEN APPROACHING RWY29,
HGT 100FT AGL/420FTAMSL. OBSTACLE LGT PROVIDED.
Effective:
Feb 17, 2026 08:32 UTC
Until:
May 17, 2026 11:00 UTC
Obstacle - crane/equipment
NOTAM: D0985/26 |
Airport: EPWW |
Distance: 202.7 nm |
Priority: 5
REF AIP IFR ENR 5.4.
NEW OBSTACLE - BUILDING PSN: 510654.02N 0170109.15E - WROCLAW
ID: 03439-2026-01, HGT 459.65FT AGL/843.34FT AMSL.
NO LIGHTING AND MARKINGS.
Effective:
Feb 17, 2026 09:37 UTC
Until:
Further Notice
QFALC
NOTAM: G0308/26 |
Airport: EPPK |
Distance: 127.3 nm |
Priority: 5
AD CLSD FOR ALL ACFT OPERATIONS EXC ACFT SP-PAC.
Effective:
Feb 17, 2026 15:00 UTC
Until:
May 17, 2026 21:00 UTC
QPIAU
NOTAM: E0278/26 |
Airport: EPBY |
Distance: 78.6 nm |
Priority: 5
UPDATED INFO ABOUT INSTRUMENT APPROACH PROCEDURES:
- AD2 EPBY 12-5 VOR Z RWY 08 (CAT A/B/C/D) MISSED APPROACH
PROCEDURE ALTITUDE SHOULD BE 2300 (2063) INSTEAD OF 2400(2163)
- AD2 EPBY 12-7 VOR Y RWY 08 (CAT A/B/C/D) MISSED APPROACH PROCEDURE
ALTITUDE, MNM HOLDING ALT SHOULD BE 2300 (2063) INSTEAD OF 2400(2163)
- AD2 EPBY 12-9 VOR RWY 26 (CAT A/B/C/D)ISSED APPROACH PROCEDURE
ALTITUDE, MNM HOLDING ALT SHOULD BE 2300 (2063) INSTEAD OF 2400(2163
Effective:
Feb 19, 2026 00:00 UTC
Until:
Further Notice
Obstacle - crane/equipment
NOTAM: B1102/26 |
Airport: EPSN |
Distance: 98.8 nm |
Priority: 5
CRANE PSN: 534724N 0155045E, LOCATED 10M BEFORE THR29
ALONG RCL AND 400M RIGHT FM RCL WHEN APPROACHING RWY29,
HGT 110FT AGL/450FT AMSL. DAY AND NIGHT MARKINGS PROVIDED.
Effective:
Feb 19, 2026 09:45 UTC
Until:
May 17, 2026 11:00 UTC
Obstacle - crane/equipment
NOTAM: B1103/26 |
Airport: EPSN |
Distance: 98.8 nm |
Priority: 5
CRANE PSN: 534724N 0155050E, LOCATED 80M BEFORE THR29
ALONG RCL AND 430M RIGHT FM RCL WHEN APPROACHING RWY29,
HGT 200FT AGL/580FT AMSL. DAY AND NIGHT MARKINGS PROVIDED.
Effective:
Feb 19, 2026 09:46 UTC
Until:
May 17, 2026 11:00 UTC
Aerodrome facilities
NOTAM: C0179/26 |
Airport: EPWW |
Distance: 141.7 nm |
Priority: 5
ALL AIRCRAFT OWNED, CHARTERED OR OPERATED BY CITIZENS OF THE
RUSSIAN FEDERATION, OPERATORS HOLDING AIR OPERATOR CERTIFICATE (AOC)
ISSUED BY THE RUSSIAN FEDERATION AUTHORITIES ARE PROHIBITED TO
ENTER, EXIT OR OVERFLY AIRSPACE OF POLAND EXCEPT HUMANITARIAN, SAR
AND LEASED AIRCRAFT ONE-WAY RETURN FLIGHTS WITH THE PERMISSION OF
THE APPROPRIATE POLISH AUTHORITIES AND IN CASE OF EMERGENCY LANDING
OR EMERGENCY OVERFLIGHT.
THE PERMISSION IS AVAILABLE FROM CIVIL AVIATION AUTHORITIES OF
POLAND IN WRITING VIA EMAIL TO: CAAPL(AT)ULC.GOV.PL.
Effective:
Feb 20, 2026 08:57 UTC
Until:
May 21, 2026 23:59 UTC
QOLAS
NOTAM: D1124/26 |
Airport: EPWW |
Distance: 170 nm |
Priority: 5
OBSTACLES LIGHTS ON FARM OF 6 WIND POWER STATIONS - ZMYSLOWO U/S.
LOCATED IN A CIRCLE RADIUS 1NM CENTRED ON CENTRAL OBST: 514218.37N
0165610.12E, ID: 01874-2025-01.
HGT: 627.62FT AGL/973.00FT AMSL.
Effective:
Feb 21, 2026 08:52 UTC
Until:
May 21, 2026 23:59 UTC
QOLAS
NOTAM: D1153/26 |
Airport: EPWW |
Distance: 179 nm |
Priority: 5
OBSTACLE LGT ON CHIMNEY - TOMASZOW MAZOWIECKI U/S.
PSN: 513302N 0200226E, ID: 00784-2009-03, HGT: 493FT AGL/1037FT AMSL.
Effective:
Feb 23, 2026 12:30 UTC
Until:
May 22, 2026 23:59 UTC
QFALT
NOTAM: H0411/26 |
Airport: EPWR |
Distance: 205 nm |
Priority: 5
DURING PUSH-BACK FM ACFT STANDS ON APRON 1 - ENGINE START-UP
POSSIBLE ONLY AT TWY B4 EXC PUSH-BACK FROM ACFT STAND 16 - ENGINE
START-UP POSSIBLE ONLY AFTER TUG REMOVED.
Effective:
Feb 23, 2026 15:16 UTC
Until:
May 23, 2026 22:59 UTC
Aerodrome facilities
NOTAM: A0519/26 |
Airport: EPWA |
Distance: 160.2 nm |
Priority: 5
REF AIP IFR AD 2 EPWA 1-50 - CHANGE OF INFORMATION IN POINTS:
SHOULD BE:
7.1.2.1. LVP OPERATIONS WILL BE COMMENCED WHEN RVR TDZ ARR RWY FALLS
BELOW 800M AND/OR ANY OF THE RVR FALLS BELOW 550 M AND/OR THE CLOUD
CEILING FALLS TO OR BELOW 300 FT.
7.1.2.2. LVP WILL BE TERMINATED WHEN RVR TDZ ARR RWY INCREASE TO
800M OR MORE AND/OR ALL OF THE RVR INCREASE TO 550 M OR MORE AND THE
CLOUD CEILING REACHES 300 FT OR MORE AND A CONTINUING IMPROVEMENT IS
ANTICIPATED.
INSTEAD OF:
7.1.2.1. LVP OPERATIONS WILL BE COMMENCED WHEN ANY OF THE RVR FALLS
BELOW 550 M AND/OR THE CLOUD CEILING FALLS BELOW 200 FT.
7.1.2.2. LVP WILL BE TERMINATED WHEN ALL OF THE RVR INCREASE OVER
550 M AND THE CLOUD CEILING REACHES 200 FT OR MORE AND A CONTINUING
IMPROVEMENT IS ANTICIPATED.
Effective:
Feb 28, 2026 12:36 UTC
Until:
May 28, 2026 23:59 UTC
Understanding NOTAMs
NOTAM Format
- • A) Location identifier
- • B) Effective date/time
- • C) Expiry date/time
- • E) NOTAM text description
- • Q) Coded information
Data Sources
- • FAA Defense Internet NOTAM Service
- • International NOTAM exchange
- • National aviation authorities
- • Real-time updates every 15 minutes
- • Automatic expiry processing